CVE-2026-106502
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Oct 06, 2026
Vendor
unknown
Description
Backstage is an open framework for building developer portals. Prior to 4.1.0, the @backstage/plugin-scaffolder-backend package could expose sensitive information in Scaffolder task failure events. Under specific template and failure conditions, an authenticated user may retrieve backend-managed credentials used during task execution from affected task events. This issue is fixed in version 4.1.0.